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Add consecutive integer numbers
Given consecutive numbers, add the numbers *without using the sum command in MATLAB.*

4 years ago

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First N Perfect Squares
*Description* Return the first N perfect squares *Example* input = 4; output = [ 1 4 9 16 ];

4 years ago

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Max of a Vector
Write a function to return the max of a vector

4 years ago

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Sum positive elements of matrix.
Calculate sum of positive elements of the matrix.

4 years ago

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Calculating Ring Area
In two-dimensional space, a ring can be constructed by using two concentric circles. Determine the area of a ring which has r1 ...

4 years ago

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Solve the Sudoku Row
*Description* A simple yet tedious task occurs near the end of most Sudoku-solving algorithms, computerized or manual. The ta...

4 years ago

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Please check if calorie intake is less than 300 kcal.
I like eating some puddings and some chocolate cookies around 3 o'clock. However, I care about calorie intake. Please check whe...

4 years ago

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The great 82-year-old
Let's answer the question below; 'I am *x* years old and I have never written programs. If I study from now, will I be able ...

4 years ago

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Celsius to Fahrenheit converter
Convert Celsius to Fahrenheit degrees.

4 years ago

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Beginner's Problem - Squaring
Try out this test problem first. Given the variable x as your input, square it by two and put the result in y. Examples: ...

4 years ago

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Matlab Basics - Create a row vector
Write a Matlab script to create a row vector of 10 consecutive numbers x = [1 2 3 4 5 6 7 8 9 10]

4 years ago

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Switch matrix to a column vector
for e.g. x = [1 2 3 4] y = 1 3 2 4

4 years ago

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Summing digits
Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...

4 years ago

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Find sum of negative elements in row.
Find sum of negative elements in row. Example x=[1 -5 3 4 -6 6 7 8 9 10] result = -11

4 years ago

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Determine given vector is even or odd
Find the numbers of the input vector is odd or even then replace even with 1 and odd with 0 Example x = [ 3 3 4 6 1] ...

4 years ago

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Multiply a column by a row
* Given a column vector C and and a row vector R. * Output a matrix M. * Every column of M equals to C multiplied by correspon...

4 years ago

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Area of rhombus
Calculate the rhombus area

4 years ago

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CONVERT TAN TO SIN
In a right angle triangle ABC given the tan(A) then find sin(A) For example tan(A)=3/4 then sin(A)=3/5

4 years ago

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Replace multiples of 5 with NaN
It is required to replace all values in a vector that are multiples of 5 with NaN. Example: input: x = [1 2 5 12 10 7] ...

4 years ago

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Square the input
Given a scalar or vector x, return the square of each element. Example x = [7 2] answer = [49 4]

4 years ago

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find the surface area of a cube
given cube side length x, find the surface area of the cube, set it equal to y

4 years ago

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Let's make puddings !
We will make puddings with eggs, milk and sugar. To make one pudding, we need one egg, 140(cc) of milk, 15 (g) of sugar. Now W...

4 years ago

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what's my tax amount this year ?
given an annual salary x and a tax rate i calculate the amount that you have to pay.Example x = 70000; i=.10 y_correc...

4 years ago

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How to calculate the length of a triangle's side given two angles and one side
You are given a triangle with angles alpha, beta and gamma and sides a opposite alpha, b opposite beta and c opposite gamma. ...

4 years ago

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Convert degrees to radians
Given input in degrees, output to radians

4 years ago

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Divisible by 5
Pursuant to the <http://www.mathworks.com/matlabcentral/cody/problems/42404-divisible-by-2 first problem> in this series, this o...

4 years ago

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Divisible by 2
This is the first problem in a set of "divisible by x" problems. You will be provided a number as a string and the function you ...

4 years ago

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Cell Counting: How Many Draws?
You are given a cell array containing information about a number of soccer games. Each cell contains one of the following: * ...

4 years ago

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Square a Number
Given an input x, return y, which is equal to the square of x.

4 years ago

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Add two numbers
Calculate the sum of two numbers. Example input = [2 3] output = 5

4 years ago